Finding the Fourth Proportional to 6,213,988.96, 8,575,570.81 and 3,460,676.37
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Solution
The fourth proportional to 6,213,988.96, 8,575,570.81 and 3,460,676.37 is: 4,775,881.56
Step by Step Solution
- Step 1: Write the proportion equation
6,213,988.96 : 8,575,570.81 = 3,460,676.37 : x - Step 2: Convert to fraction form
6,213,988.96/8,575,570.81 = 3,460,676.37/x - Step 3: Cross multiply
6,213,988.96x = 8,575,570.81 × 3,460,676.37 - Step 4: Simplify right side
6,213,988.96x = 29,677,275,261,428.76 - Step 5: Solve for x
x = 29,677,275,261,428.76/6,213,988.96 - Step 6: Final answer
x = 4,775,881.56
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.